electoral system

The Canadian federal electoral system uses first past the post selection of MPs, one per federal electoral district.

Most electoral reform proposals would move it to a multi-member electoral district or mixed member proportional scheme as employed by most countries. Only the US, UK, India and Canada still use FPTP as the sole means to elect MPs. Refer link en: wikipedia: electoral system for general overviews of systems], and specific comparison of abstract voting system models.

federal system

See CA electoral reform of the federal system.

A separate issue, Senate reform, covers a shift proposed by Stephen Harper to elected Senators and alternatives to this approach.

provinces and major municipalities

Similarly, the provinces of Canada and some major municipal governments - many of which are larger than the smaller provinces - have considered similar reforms: